TT21402-56LQI48 Product Overview

Product Category

The TT21402-56LQI48 belongs to the category of integrated circuits (ICs) and is specifically designed for use in electronic devices and systems.

Basic Information Overview

• Use: The TT21402-56LQI48 is used as a voltage regulator in various electronic applications.
• Characteristics: It features high precision, low dropout voltage, and low quiescent current, making it suitable for power management in battery-operated devices.
• Package: The TT21402-56LQI48 comes in a small outline package (SOP) for easy integration into circuit boards.
• Essence: Its essence lies in providing stable and regulated voltage output for electronic components.
• Packaging/Quantity: The TT21402-56LQI48 is typically packaged in reels containing a specific quantity based on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 100mA load
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TT21402-56LQI48 has a standard pin configuration with input, output, and ground pins, along with additional pins for enable and bypass functions.

Functional Features

• Voltage Regulation: Provides stable output voltage despite variations in input voltage and load conditions.
• Low Dropout: Ensures efficient operation even when the input voltage is close to the output voltage.
• Low Quiescent Current: Minimizes power consumption during standby or idle modes.
• Overcurrent Protection: Safeguards the device and connected components from excessive current flow.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low dropout voltage
• Low power consumption
• Overcurrent protection

Disadvantages

• Limited maximum output current compared to some alternative models
• Narrower input voltage range compared to certain alternatives

Working Principles

The TT21402-56LQI48 utilizes a feedback control mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. This ensures that the connected electronic components receive a stable power supply regardless of input voltage fluctuations.

Detailed Application Field Plans

The TT21402-56LQI48 is well-suited for various portable and battery-powered electronic devices such as smartphones, tablets, portable media players, and handheld instruments. It can also be used in embedded systems, IoT devices, and other applications requiring efficient voltage regulation within a limited input voltage range.

Detailed and Complete Alternative Models

• Model A: Offers higher maximum output current but with a slightly larger package size.
• Model B: Provides a wider input voltage range but with a trade-off in quiescent current.
• Model C: Features enhanced overcurrent protection and thermal shutdown capabilities.

In conclusion, the TT21402-56LQI48 serves as a reliable voltage regulator with precise regulation, low dropout, and low quiescent current, making it an ideal choice for various battery-operated electronic applications.

[Word Count: 470]